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Finding the Fourth Proportional to 181,840.86, 250,922.43 and 101,275.90

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Solution

The fourth proportional to 181,840.86, 250,922.43 and 101,275.90 is: 139,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,840.86 : 250,922.43 = 101,275.90 : x
  2. Step 2: Convert to fraction form
    181,840.86/250,922.43 = 101,275.90/x
  3. Step 3: Cross multiply
    181,840.86x = 250,922.43 × 101,275.90
  4. Step 4: Simplify right side
    181,840.86x = 25,412,394,301.13
  5. Step 5: Solve for x
    x = 25,412,394,301.13/181,840.86
  6. Step 6: Final answer
    x = 139,750.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.